01 -
In a large skillet over medium-high heat, add the onions, bell peppers, and ground beef. Cook until no pink is visible in the meat. Drain excess grease and season with the packet of taco seasoning.
02 -
Add the diced tomatoes with green chilies, tomato sauce, beef broth, whole milk, and shell pasta to the skillet. Stir until well combined, then bring to a simmer over low heat. Cover and cook for 10-15 minutes, stirring occasionally to prevent sticking, until the pasta is cooked.
03 -
Once the pasta is cooked, add the shredded cheese and stir until fully melted. Serve warm.